Safalta Safalta Exam Preparation Online

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Gagan Mishra

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2 years ago
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21. The oil in the wick of lamp rises due to A.Pressure difference B.Pheonomenon of capillarity C.Low viscosity of oil D.Force of cohesion

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Abhishek Mishra

2 years ago

Option B Solution: The oil in the wick of an oil lamp rises up due to capillary action. This effect is due to surface tension of liquids. The wick here acts as a capillary tube

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